I'm attempting to save mode shape vectors for a structure meshed
with shell elements. I assumed that it would be easy to save the
rotation DOF in the same way that we can save the displacements (to
a .csv file).
I doesn't appear to work that way??? So far, I've only been able to
plot/list/save the displacement (UX, UY, UZ) DOF.
I really would like to be able to save the rotations to a file as